<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title>学习koa</title>
    <link href="./../css/index.css" rel="stylesheet">
</head>
<body>
<h1 class="header-wrap">学习KOA！</h1>
<h2 class="header-wrap">我是 index.html 的内容 </h2>
<p class="header-wrap">
    hello！WZH！20190828
</p>
</body>
</html>
